Only the current version so far — new entries appear as the app ships updates.
사신키우기 쿠폰 is a tools app by HYUN WOO PARK with 10,000+ downloads (about 15K estimated). Released Sep 9, 2021. Install growth, rank history, SDKs and ad networks.
From the store listing: “A push notification is sent when a new coupon is issued and shows the coupon information of Raising a Reaper.”